Mark E. Patron, MD
NPI 1215134176ActiveIndividual· Ophthalmology· Denver, CO
Ophthalmology (MD) in Denver, Colorado, trained at Tufts University School of Medicine (class of 2006). In 2024 Medicare paid $1,494,332 for 382 patients, and Part D covered 66 of their prescriptions, 85% of them generic. Astellas Pharma US Inc was the largest of 4 companies reporting payments in 2025, $191.32 in all, mostly food and beverage.
Overview
| NPI | 1215134176 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jul 2, 2007 |
| Last updated in NPPES | Jan 16, 2026 |
| Certified by provider | Jan 16, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | DR.0051055 | CO |
| Ophthalmology, Retina Specialist | 207WX0107X | DR.0051055 | CO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Ophthalmology (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 382 |
|---|---|
| Services billed | 45,440 across 26 procedure codes |
| Paid by Medicare | $1,494,332 |
Part D prescriptions in 2024
| Prescriptions (claims) | 66 · 102 30-day fills |
|---|---|
| Patients | 44 |
| Total drug cost | $2,405 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | Tufts University School of Medicine |
|---|---|
| Graduation year | 2006 |
| Medicare specialty | Ophthalmology |
Industry payments (Open Payments)
- 2025$191.32 · 6 payments from 4 companies
- 2024$92.01 · 4 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astellas Pharma US Inc | $81.02 | 3 |
| Abb Con-Cise Optical Group LLC | $64.80 | 1 |
| Genentech USA, Inc. | $28.13 | 1 |
| Abbvie Inc. | $17.37 | 1 |
What the 2025 payments were for
- Food and Beverage$191.32 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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